benign
/bɪˈnaɪn/adjective
Not cancerous; describing a growth or condition that will not spread or threaten your health.
Example sentences
- “The doctor said the lump was benign and nothing to worry about.”
- “Most moles are benign, but changes should still be checked.”
- “Tests confirmed the tumor was benign, so no chemotherapy was needed.”
The opposite is 'malignant'. Outside medicine it means gentle or harmless: a benign smile.